Table 2 A comparison of hemodynamic changes after laryngoscopy between the two groups
Variable | Minute 1 | Minute 3 | Minute 5 | Minute 7 | Minute 10 | |
|---|---|---|---|---|---|---|
Systolic pressure | Lidocaine | 131.1 ± 20.7 | 121.5 ± 16.8 | 116.1 ± 16.7 | 115.8 ± 22.8 | 120.2 ± 21.5 |
Magnesium | 126.8 ± 24.0 | 112.1 ± 22.0 | 101.9 ± 18.3 | 104.1 ± 25.0 | 112.4 ± 22.6 | |
P(t-test) | 0.346 | 0.018 | 0.001 | 0.015 | 0.080 | |
Diastolic pressure | Lidocaine | 77.7 ± 17.4 | 75.6 ± 17.8 | 66.4 ± 17.0 | 64.8 ± 15.4 | 68.6 ± 19.5 |
Magnesium | 74.2 ± 18.2 | 68.4 ± 21.4 | 67.9 ± 18.0 | 66.9 ± 21.0 | 67.0 ± 26.0 | |
P(t-test) | 0.336 | 0.067 | 0.664 | 0.559 | 0.934 | |
Heart rate | Lidocaine | 91.2 ± 21.4 | 89.8 ± 21.2 | 88.7 ± 19.9 | 87.5 ± 17.8 | 85.6 ± 16.2 |
Magnesium | 91.9 ± 23.3 | 86.7 ± 18.0 | 86.7 ± 17.9 | 90.0 ± 16.5 | 85.8 ± 21.4 | |
P(t-test) | 0.869 | 0.427 | 0.598 | 0.464 | 0.958 | |
Blood oxygen saturation level | Lidocaine | 96.4 ± 5.1 | 97.1 ± 4.1 | 96.1 ± 5.1 | 96.7 ± 3.8 | 94.4 ± 12.9 |
Magnesium | 97.6 ± 2.0 | 97.6 ± 1.9 | 97.1 ± 2.2 | 97.2 ± 2.3 | 96.6 ± 2.7 | |
P(t-test) | 0.121 | 0.367 | 0.226 | 0.429 | 0.239 | |